In 1977 he received the post of Episcopal Delegate for the Pastoral Care and Social Director of the Diocesan Center for Vocational Training and in 1985 he was appointed parish priest of Cambio.

In 1986, he perform ministry at the Conference of Catholic Bishops as a Director of the Episcopal Social Problems and Work.

In 2003, he founded the International Center "Cardinal Van Thuan" on the Social Doctrine of the Church, of which he is President.

In 2003 he founded the International Center "Cardinal Van Thuan" on the Social Doctrine of the Church, of which he is President.

[3] Archbishop Giampaolo Crepaldi stated that African farmers be allowed to use new biotechnology, including genetically modified organisms, to help lift their continent out of poverty.